A perfectly conducting rectangular waveguide having an infinite length along the z axis and a width of 3 cm along x axis and 2 cm along y axis. An electromagnetic wave having 5 cm of wavelength is propagating along the waveguide in TE, mode. Calculate the wavelength of TEo guide. (a) 4.5 cm (b) 1.5 cm (c) 1.67 cm (d) 4 cm
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